Availability
Mufflers
Showing In Stock Items. Show All 82 Items.
Mufflers, OE Replacement, Oval Case, Steel, Aluminized, Dual 3.00 in. Offset Inlet/Outlet, 29.00 in. Overall Length, Each
Part Number: APH-2500
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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Muffler, High-Flow Turbo, Oval, 13.00 in. Case length, 3.00 in. Inlet, 3.00 in. Outlet, Offset Inlet, Center Outlet, Steel, Aluminized, Each
Part Number: SUM-641130
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, Xlerator Performance, Steel, Aluminized, Chevy, GMC, 6.0, 8.1L, Each
Part Number: APH-X503
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, Flow Pack, Round, 3.00 in. Center Inlet, 3.00 in. Center Outlet, Steel, Aluminized, Each
Part Number: JEX-JFP300
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, Enforcer II, Round, Steel, Aluminized, 28 in. Length, 3.00 in.Inlet, 3.00 Outlet, Center/Offset, Each
Part Number: APH-3806
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, MSL, Oval, Baffled, Steel, Aluminized, 3.00 in. Inlets/3.50 in. Outlets, 28.25 in. Overall Length, Each
Part Number: APH-700488
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, High-Flow Turbo, Oval, 13.00 in. Case length, 3.00 in. Inlet, 3.00 in. Outlet, Offset Inlet, Offset Outlet, Steel, Aluminized, Each
Part Number: SUM-641230
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, 7.0 in. Round, 32 in. Overall Length, 3.00 in. Inlet/Outlet, Center, Welded, Each
Part Number: APH-4269
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Challenge Muffler - Lifetime Warranty 14-16 Silverado / GMC Sierra 1500 Series 4.3L/5.3L 2WD/4WD
Part Number: APH-2621
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Muffler, High-Flow Turbo, Oval, 18.00 in. Case length, 3 in. Inlet, 3 in. Outlet, Offset Inlet, Offset Outlet, Steel, Aluminized, Each
Part Number: SUM-641230-XL
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, Enforcer II, Oval, Steel, Aluminized, 25.5 in. Length, 3.00 in.Inlet, 3.00 Outlet, Center/Offset, Each
Part Number: APH-3803
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, Xlerator Performance, Steel, Aluminized, Chevy, GMC, 6.0, 8.1L, Each
Part Number: APH-X504
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 6.0, 8.1L, Each
Part Number: APH-2525
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Muffler, OE Replacement, Steel, Aluminized, Ford, 5.4, 6.8L, Each
Part Number: APH-2493
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.8, 6.0L, Each
Part Number: APH-2579
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.3, 5.7, 7.4L, Each
Part Number: APH-3533
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Muffler, 7.0 in. Round, 32 in. Overall Length, 3.00 in. Inlet/Outlet, Offset, Welded, Each
Part Number: APH-4273
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Muffler, High-Flow Turbo, Oval, 18.00 in. Case length, 3.00 in. Inlet, 3.00 in. Outlet, Offset Inlet, Center Outlet, Steel, Aluminized, Each
Part Number: SUM-641130-XL
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Muffler, High-Flow Turbo, Oval, 13.00 in. Case length, 3.00 in. Inlet, 3.00 in. Outlet, Center Inlet, Dual Offset Outlet, Steel, Aluminized, Each
Part Number: SUM-641131
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Mufflers, OE Replacement, Steel, Aluminized, Round Case, Chevrolet, GMC, Each
Part Number: APH-54113
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Muffler, OE Replacement, Steel, Aluminized, Ford, 6.0L, Diesel, Each
Part Number: APH-2506
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Muffler, OE Replacement, Steel, Aluminized, Dodge, 5.7L, Each
Part Number: APH-2558
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Muffler, Torpedo Pack, 3.00 in. Inlet, 2.50 in. Dual Outlet, 29.00 in. Length, Steel, Aluminized, Each
Part Number: APH-4115143
Estimated Ship Date: May 13, 2026 if ordered today
Estimated Ship Date: May 13, 2026 if ordered today
Muffler, Replacement, Round, Baffled, Steel, Natural, 3.00 in. Center Inlet/Outlet, 20.00 in. Overall Length
Part Number: WLK-21146
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Muffler, MSL, Oval, Baffled, Steel, Aluminized, 3.00 in. Inlet/2.75 in. Outlet, 29.00 in. Overall Length, Each
Part Number: APH-700489
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
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